<?php 

var_dump($_POST);


 ?>


 <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
 <html lang="en">
 <head>
 	<meta http-equiv="Content-Type" content="text/html;charset=UTF-8">
 	<title>Document</title>
 </head>
 <body>
 	<form action="" method="post">
 		
 		电话1：<input type="text" name="phone[]">
 		电话2：<input type="text" name="phone[]">
 		电话3：<input type="text" name="phone[]">
 		电话4：<input type="text" name="phone[]">
 		<input type="text" name="username">
 		<input type="submit" value="提交">

 	</form>
 </body>
 </html>